/**
* Finds a file in the given directory. It allows for a cascading filesystem.
*
* @access public
* @param string The directory to look in.
* @param string The name of the file
* @param string The file extension
* @return string The path to the file
*/
public static function find_file($directory, $file, $ext = '.php', $multiple = false)
{
$path = $directory . DS . strtolower($file) . $ext;
if (static::$path_cache !== null && array_key_exists($path, static::$path_cache)) {
return static::$path_cache[$path];
}
$paths = static::$_paths;
// get the paths of the active request, and search them first
if (class_exists('Request', false) and $active = \Request::active()) {
$paths = array_merge($active->paths, $paths);
}
$found = $multiple ? array() : false;
foreach ($paths as $dir) {
$file_path = $dir . $path;
if (is_file($file_path)) {
if (!$multiple) {
$found = $file_path;
break;
}
$found[] = $file_path;
}
}
static::$path_cache[$path] = $found;
static::$paths_changed = true;
return $found;
}
/**
* Finds a file in the given directory. It allows for a cascading filesystem.
*
* @param string The directory to look in.
* @param string The name of the file
* @param string The file extension
* @param boolean if true return an array of all files found
* @param boolean if false do not cache the result
* @return string the path to the file
*/
public static function find_file($directory, $file, $ext = '.php', $multiple = false, $cache = true)
{
$cache_id = '';
$paths = static::$_paths;
// get extra information of the active request
if (class_exists('Request', false) and $active = \Request::active()) {
$cache_id = md5($active->uri->uri);
$paths = array_merge($active->paths, $paths);
}
$path = $directory . DS . strtolower($file) . $ext;
if (static::$path_cache !== null && array_key_exists($cache_id . $path, static::$path_cache)) {
return static::$path_cache[$cache_id . $path];
}
$found = $multiple ? array() : false;
foreach ($paths as $dir) {
$file_path = $dir . $path;
if (is_file($file_path)) {
if (!$multiple) {
$found = $file_path;
break;
}
$found[] = $file_path;
}
}
if (!empty($found)) {
$cache and static::$path_cache[$cache_id . $path] = $found;
static::$paths_changed = true;
}
return $found;
}
/**
* Finds a file in the given directory. It allows for a cascading filesystem.
*
* @param string The directory to look in.
* @param string The name of the file
* @param string The file extension
* @param boolean if true return an array of all files found
* @param boolean if false do not cache the result
* @return string the path to the file
*/
public static function find_file($directory, $file, $ext = '.php', $multiple = false, $cache = true)
{
// absolute path requested?
if (strpos($file, '/') === 0 or strpos($file, ':') === 1) {
return is_file($file) ? $file : false;
}
$cache_id = '';
$paths = array();
$found = $multiple ? array() : false;
// the file requested namespaced?
if ($pos = strripos($file, '::')) {
// get the namespace path
if ($path = \Autoloader::namespace_path('\\' . ucfirst(substr($file, 0, $pos)))) {
$cache_id .= substr($file, 0, $pos);
// and strip the classes directory as we need the module root
$paths = array(substr($path, 0, -8));
// strip the namespace from the filename
$file = substr($file, $pos + 2);
}
}
// if not found, use the cascading filesystem to find the file
if (empty($cache_id)) {
$paths = static::$_paths;
// get extra information of the active request
if (class_exists('Request', false) and $active = \Request::active()) {
$cache_id = $active->uri->uri;
$paths = array_merge($active->paths, $paths);
}
}
$paths = array_merge(static::$volatile_paths, $paths);
$path = $directory . DS . strtolower($file) . $ext;
$cache_id = md5(($multiple ? 'M.' : 'S.') . $cache_id);
if (static::$path_cache !== null and array_key_exists($cache_id . $path, static::$path_cache)) {
static::$volatile_paths = array();
return static::$path_cache[$cache_id . $path];
}
foreach ($paths as $dir) {
$file_path = $dir . $path;
if (is_file($file_path)) {
if (!$multiple) {
$found = $file_path;
break;
}
$found[] = $file_path;
}
}
if (!empty($found)) {
$cache and static::$path_cache[$cache_id . $path] = $found;
static::$paths_changed = true;
}
static::$volatile_paths = array();
return $found;
}
/**
* Finds a file in the given directory. It allows for a cascading filesystem.
*
* @access public
* @param string The directory to look in.
* @param string The name of the file
* @param string The file extension
* @return string The path to the file
*/
public static function find_file($directory, $file, $ext = '.php', $multiple = false)
{
$path = $directory.DS.strtolower($file).$ext;
if (static::$path_cache !== null && array_key_exists($path, static::$path_cache))
{
return static::$path_cache[$path];
}
$found = $multiple ? array() : false;
foreach (static::$_paths as $dir)
{
$file_path = $dir.$path;
if (is_file($file_path))
{
if ($multiple)
{
$found[] = $file_path;
}
else
{
$found = $file_path;
break;
}
}
}
static::$path_cache[$path] = $found;
static::$paths_changed = true;
return $found;
}